In a small bowl, combine olives, tomato,
olive oil, celery, garlic, red wine vinegar,
oregano, salt and black pepper.
Cut Italian bread in half crosswise.
Spread bottom of cut side with half of
olive mixture. Layer on roast beef, Swiss
cheese, red peppers, turkey and
American cheese. Spread remaining olive
mixture over cheese and top with other
half of bread.
Wrap tightly in plastic wrap and weigh
down with a heavy pot filled with canned
goods for at least an hour. Slice into
10 wedges to serve.